1970 11 20.60   2.15  11.37 
1970 12 13.71  -1.45   6.13 
1971 01 16.37  -2.79   6.79 
1971 02 20.48   -.82   9.83 
1971 03 22.96    .64  11.79 
1971 04 25.64   5.74  15.69 
1971 05 28.57  10.00  19.28 
1971 06 34.90  14.29  24.59 
1971 07 39.15  20.45  29.80 
1971 08 38.75  21.43  30.09 
1971 09 33.65  12.80  23.22 
1971 10 26.56   5.37  15.96 
1971 11 19.91    .31  10.10 
1971 12 11.85  -3.15   4.35 
1972 01 14.90  -4.39   5.25 
1972 02 21.08  -2.09   9.49 
1972 03 28.13   3.48  15.80 
1972 04 26.67   6.65  16.66 
1972 05 31.63   9.85  20.74 
1972 06 35.56  15.80  25.68 
1972 07 40.25  19.60  29.92 
1972 08 37.79  17.81  27.80 
1972 09 33.65  12.45  23.05 
1972 10 25.25   8.33  16.79 
1972 11 18.14   2.54  10.34 
1972 12 15.16  -4.05   5.55 
1973 01 15.05  -3.73   5.66 
1973 02 18.70   2.06  10.38 
1973 03 18.60   2.75  10.67 
1973 04 25.31   6.01  15.66 
1973 05 33.04  11.62  22.33 
1973 06 36.55  15.54  26.04 
1973 07 39.50  17.61  28.56 
1973 08 37.73  18.08  27.90 
1973 09 34.66  11.01  22.84 
1973 10 28.97   5.56  17.26 
1973 11 20.20    . 0  10.10 
1973 12 18.71  -2.48   8.12 
1974 01 14.38  -2.43   5.97 
1974 02 20.28  -1.23   9.52 
1974 03 23.35   4.77  14.06 
1974 04 26.40   5.08  15.74 
1974 05 32.99  10.50  21.74 
1974 06 38.13  14.31  26.22 
1974 07 37.96  17.95  27.96 
1974 08 37.74  14.83  26.28 
1974 09 37.28  15.12  26.20 
1974 10 28.96   8.26  18.61 
1974 11 22.59    .79  11.69 
1974 12 15.23  -3.19   6.01 
1975 08 37.75  16.87  27.32 
1975 09 36.02  14.01  25.01 
1975 10 28.79   5.95  17.37 
1975 11 21.71    .36  11.03 
1975 12 99.99  -1.02 -99.99 
1976 01 99.99  -3.38 -99.99 
1976 02 99.99  -1.80 -99.99 
1977 01 18.01  -4.03   6.99 
1977 02 23.69  -3.00  10.34 
1977 03 20.67  -1.19   9.74 
1977 05 25.23   7.74  16.48 
1977 06 35.55  15.76  25.65 
1977 07 37.66  18.31  27.98 
1977 08 36.50  17.95  27.23 
